Re: Persist timestamp meta data within buffer (frame) in mp4 file(s) and read it after.

Substreams, Subtitles, Userdata which is an offset to start of video data
so things like motion vectors

On Mon, Jul 31, 2023 at 4:29 AM Антон Шаров via gstreamer-devel <
[email protected]> wrote:

> Put it simple — is there any way to persist some (meta)data within each
> frame so that later one could read
> from mp4 file each frame with it’s (meta)data? Ideally, I need it to be
> reference timestamps (camera capture time).
> So, I’ve supposed that
> https://gstreamer.freedesktop.org/documentation/gstreamer/gstbuffer.html?gi-language=c#GstReferenceTimestampMeta is
> persisted in file (mp4) for each frame but it seems not to be the case.
> Or, probably, I misunderstood something.
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